TERMIUM Plus®

The Government of Canada’s terminology and linguistic data bank.

GLOBULAR CLUSTER [1 record]

Record 1 2005-05-11

English

Subject field(s)
  • The Stars (Astronomy)
DEF

A spherically symmetrical compact cluster of stars, containing from several tens of thousands to maybe a million stars that are thought to share a common origin ....

CONT

... globular clusters are characterized by extreme stability. ... Globular clusters contain few if any early-type stars on the main sequence. ... There are about 121 globular clusters known. Of these 30 ... reside in a very small portion (2%) of the sky ... these clusters [are] concentrated about the center of our galaxy.

French

Domaine(s)
  • Étoiles (Astronomie)
DEF

Agglomération d'étoiles à symétrie sphérique, pouvant contenir plusieurs centaines de milliers d'étoiles et présentant une importante concentration centrale, leur diamètre est de l'ordre de quelques dizaines de parsecs.

CONT

Les "amas globulaires" [...] qui flottent dans l'espace éloigné, non loin du centre de notre système stellaire, en sont des exemples typiques. Il semble que leurs étoiles se soient formées en une fois à une époque reculée, par condensation de la totalité de la matière disponible.

Spanish

Campo(s) temático(s)
  • Estrellas (Astronomía)
CONT

Un conglomerado globular consta generalmente de unas 100 000 estrellas apiñadas en un espacio relativamente reducido, de forma esférica que, en razón de su rotación, sufre a veces un achatamiento [...]

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